they are---preparation for the exam.填一个介词
37.They are busy______ready for the exam.
they are getting for the coming exam同义句 they are __ the comi
____the moment they are playing on the playground 填介词
25. They are talking ________ the telephone .填介词
They are talking( )the exciting movie应该填什么介词
These days they are busy ( ) the farm work填介词
1.填上介词 For( )first time ,she did not pas the exam ,but she w
They are busy preparing for the exam.So are we .他们在忙着准备考试.我们
They're getting [ ]for the coming exam.
they are busy _ready for the exam.为什么答案是got?
They are holiday in Canada.填介词
They are _____holiday in Beijing.填介词